ENH: add cluster/fftpack/constants tests.
ENH: add cluster/fftpack/constants tests.

teoliphant/scipy,fernand/scipy,surhudm/scipy,vigna/scipy,andyfaff/scipy,juliantaylor/scipy,haudren/scipy,Stefan-Endres/scipy,njwilson23/scipy,futurulus/scipy,kleskjr/scipy,Shaswat27/scipy,andyfaff/scipy,fredrikw/scipy,futurulus/scipy,fredrikw/scipy,behzadnouri/scipy,pbrod/scipy,matthewalbani/scipy,vanpact/scipy,tylerjereddy/scipy,andim/scipy,Stefan-Endres/scipy,jjhelmus/scipy,efiring/scipy,teoliphant/scipy,ogrisel/scipy,larsmans/scipy,gdooper/scipy,gertingold/scipy,jakevdp/scipy,Shaswat27/scipy,fredrikw/scipy,WillieMaddox/scipy,jonycgn/scipy,witcxc/scipy,Dapid/scipy,FRidh/scipy,zxsted/scipy,fernand/scipy,lhilt/scipy,larsmans/scipy,newemailjdm/scipy,rmcgibbo/scipy,hainm/scipy,ales-erjavec/scipy,bkendzior/scipy,anntzer/scipy,ogrisel/scipy,larsmans/scipy,vanpact/scipy,apbard/scipy,Eric89GXL/scipy,jsilter/scipy,maciejkula/scipy,pbrod/scipy,argriffing/scipy,Eric89GXL/scipy,mtrbean/scipy,trankmichael/scipy,ogrisel/scipy,witcxc/scipy,Newman101/scipy,sauliusl/scipy,vberaudi/scipy,fernand/scipy,piyush0609/scipy,Shaswat27/scipy,mortonjt/scipy,vhaasteren/scipy,WarrenWeckesser/scipy,jor-/scipy,anielsen001/scipy,zerothi/scipy,ndchorley/scipy,gdooper/scipy,ales-erjavec/scipy,Eric89GXL/scipy,witcxc/scipy,minhlongdo/scipy,arokem/scipy,nvoron23/scipy,e-q/scipy,apbard/scipy,jseabold/scipy,zaxliu/scipy,andyfaff/scipy,aarchiba/scipy,anntzer/scipy,hainm/scipy,scipy/scipy,andim/scipy,anntzer/scipy,ales-erjavec/scipy,fredrikw/scipy,ilayn/scipy,Dapid/scipy,aarchiba/scipy,sriki18/scipy,kleskjr/scipy,aman-iitj/scipy,apbard/scipy,mortonjt/scipy,Kamp9/scipy,piyush0609/scipy,richardotis/scipy,WillieMaddox/scipy,josephcslater/scipy,ortylp/scipy,pyramania/scipy,gfyoung/scipy,endolith/scipy,newemailjdm/scipy,niknow/scipy,nvoron23/scipy,jonycgn/scipy,cpaulik/scipy,mgaitan/scipy,trankmichael/scipy,felipebetancur/scipy,Kamp9/scipy,aeklant/scipy,mgaitan/scipy,sauliusl/scipy,bkendzior/scipy,Kamp9/scipy,maniteja123/scipy,mhogg/scipy,jsilter/scipy,mortada/scipy,andim/scipy,teoliphant/scipy,zxsted/scipy,vanpact/scipy,ChanderG/scipy,mortonjt/scipy,mingwpy/scipy,haudren/scipy,aman-iitj/scipy,piyush0609/scipy,sriki18/scipy,vigna/scipy,Shaswat27/scipy,maniteja123/scipy,jjhelmus/scipy,befelix/scipy,befelix/scipy,surhudm/scipy,andyfaff/scipy,aman-iitj/scipy,sargas/scipy,vberaudi/scipy,FRidh/scipy,person142/scipy,pbrod/scipy,raoulbq/scipy,newemailjdm/scipy,rmcgibbo/scipy,nonhermitian/scipy,trankmichael/scipy,maciejkula/scipy,jakevdp/scipy,Stefan-Endres/scipy,jamestwebber/scipy,rmcgibbo/scipy,jseabold/scipy,petebachant/scipy,juliantaylor/scipy,e-q/scipy,zxsted/scipy,pnedunuri/scipy,giorgiop/scipy,Newman101/scipy,ales-erjavec/scipy,kalvdans/scipy,gef756/scipy,pyramania/scipy,pschella/scipy,Shaswat27/scipy,ChanderG/scipy,pizzathief/scipy,juliantaylor/scipy,giorgiop/scipy,mtrbean/scipy,gdooper/scipy,minhlongdo/scipy,maniteja123/scipy,person142/scipy,hainm/scipy,rgommers/scipy,Gillu13/scipy,jamestwebber/scipy,felipebetancur/scipy,lhilt/scipy,nonhermitian/scipy,lukauskas/scipy,FRidh/scipy,gef756/scipy,apbard/scipy,perimosocordiae/scipy,witcxc/scipy,njwilson23/scipy,jseabold/scipy,WillieMaddox/scipy,zerothi/scipy,e-q/scipy,ilayn/scipy,sauliusl/scipy,woodscn/scipy,haudren/scipy,woodscn/scipy,jjhelmus/scipy,dch312/scipy,mortada/scipy,anntzer/scipy,josephcslater/scipy,ChanderG/scipy,aeklant/scipy,Gillu13/scipy,ortylp/scipy,surhudm/scipy,dominicelse/scipy,WarrenWeckesser/scipy,nmayorov/scipy,befelix/scipy,tylerjereddy/scipy,futurulus/scipy,jamestwebber/scipy,aeklant/scipy,maniteja123/scipy,efiring/scipy,jamestwebber/scipy,felipebetancur/scipy,anntzer/scipy,WillieMaddox/scipy,vberaudi/scipy,mdhaber/scipy,befelix/scipy,efiring/scipy,mhogg/scipy,andyfaff/scipy,matthew-brett/scipy,kleskjr/scipy,sargas/scipy,vigna/scipy,rmcgibbo/scipy,pschella/scipy,tylerjereddy/scipy,pizzathief/scipy,mortada/scipy,petebachant/scipy,josephcslater/scipy,nmayorov/scipy,kleskjr/scipy,efiring/scipy,jseabold/scipy,minhlongdo/scipy,matthew-brett/scipy,aarchiba/scipy,chatcannon/scipy,mtrbean/scipy,argriffing/scipy,dch312/scipy,sonnyhu/scipy,argriffing/scipy,sargas/scipy,scipy/scipy,piyush0609/scipy,zerothi/scipy,tylerjereddy/scipy,nvoron23/scipy,ilayn/scipy,lukauskas/scipy,mhogg/scipy,anntzer/scipy,scipy/scipy,surhudm/scipy,piyush0609/scipy,endolith/scipy,mdhaber/scipy,pizzathief/scipy,hainm/scipy,gef756/scipy,pyramania/scipy,lhilt/scipy,Dapid/scipy,grlee77/scipy,andim/scipy,haudren/scipy,Srisai85/scipy,woodscn/scipy,surhudm/scipy,haudren/scipy,mikebenfield/scipy,jseabold/scipy,jsilter/scipy,larsmans/scipy,cpaulik/scipy,sonnyhu/scipy,juliantaylor/scipy,ChanderG/scipy,scipy/scipy,Gillu13/scipy,giorgiop/scipy,matthew-brett/scipy,sauliusl/scipy,jor-/scipy,gfyoung/scipy,andim/scipy,nvoron23/scipy,woodscn/scipy,mhogg/scipy,minhlongdo/scipy,Kamp9/scipy,rmcgibbo/scipy,mgaitan/scipy,gertingold/scipy,trankmichael/scipy,maciejkula/scipy,sauliusl/scipy,nmayorov/scipy,dominicelse/scipy,person142/scipy,sargas/scipy,maciejkula/scipy,vberaudi/scipy,chatcannon/scipy,Stefan-Endres/scipy,mtrbean/scipy,mdhaber/scipy,apbard/scipy,nvoron23/scipy,e-q/scipy,niknow/scipy,chatcannon/scipy,sauliusl/scipy,scipy/scipy,cpaulik/scipy,aman-iitj/scipy,dominicelse/scipy,zerothi/scipy,Gillu13/scipy,dch312/scipy,niknow/scipy,vhaasteren/scipy,gfyoung/scipy,kalvdans/scipy,ndchorley/scipy,rgommers/scipy,teoliphant/scipy,Srisai85/scipy,mikebenfield/scipy,dominicelse/scipy,gef756/scipy,gdooper/scipy,njwilson23/scipy,felipebetancur/scipy,gertingold/scipy,Newman101/scipy,mhogg/scipy,behzadnouri/scipy,Eric89GXL/scipy,perimosocordiae/scipy,cpaulik/scipy,larsmans/scipy,piyush0609/scipy,giorgiop/scipy,mdhaber/scipy,felipebetancur/scipy,perimosocordiae/scipy,zaxliu/scipy,Srisai85/scipy,nonhermitian/scipy,WarrenWeckesser/scipy,Dapid/scipy,anielsen001/scipy,perimosocordiae/scipy,pizzathief/scipy,matthewalbani/scipy,petebachant/scipy,trankmichael/scipy,aeklant/scipy,pizzathief/scipy,Stefan-Endres/scipy,Dapid/scipy,kalvdans/scipy,zaxliu/scipy,ogrisel/scipy,zerothi/scipy,perimosocordiae/scipy,e-q/scipy,surhudm/scipy,behzadnouri/scipy,lukauskas/scipy,woodscn/scipy,endolith/scipy,pnedunuri/scipy,jor-/scipy,Srisai85/scipy,Kamp9/scipy,jonycgn/scipy,minhlongdo/scipy,ilayn/scipy,gfyoung/scipy,kalvdans/scipy,matthewalbani/scipy,bkendzior/scipy,jseabold/scipy,maniteja123/scipy,hainm/scipy,arokem/scipy,richardotis/scipy,dominicelse/scipy,pschella/scipy,ortylp/scipy,nonhermitian/scipy,dch312/scipy,grlee77/scipy,anielsen001/scipy,Stefan-Endres/scipy,richardotis/scipy,endolith/scipy,raoulbq/scipy,petebachant/scipy,rgommers/scipy,newemailjdm/scipy,mingwpy/scipy,argriffing/scipy,sonnyhu/scipy,ales-erjavec/scipy,jakevdp/scipy,kleskjr/scipy,sriki18/scipy,kalvdans/scipy,zaxliu/scipy,njwilson23/scipy,gertingold/scipy,haudren/scipy,Gillu13/scipy,chatcannon/scipy,juliantaylor/scipy,pschella/scipy,argriffing/scipy,minhlongdo/scipy,ilayn/scipy,endolith/scipy,ndchorley/scipy,ogrisel/scipy,lukauskas/scipy,aman-iitj/scipy,andyfaff/scipy,vanpact/scipy,mortada/scipy,mingwpy/scipy,mingwpy/scipy,behzadnouri/scipy,fredrikw/scipy,bkendzior/scipy,jakevdp/scipy,niknow/scipy,maniteja123/scipy,person142/scipy,woodscn/scipy,grlee77/scipy,mortonjt/scipy,fernand/scipy,nmayorov/scipy,newemailjdm/scipy,anielsen001/scipy,vhaasteren/scipy,jsilter/scipy,cpaulik/scipy,zxsted/scipy,argriffing/scipy,mingwpy/scipy,WarrenWeckesser/scipy,anielsen001/scipy,newemailjdm/scipy,giorgiop/scipy,richardotis/scipy,felipebetancur/scipy,sriki18/scipy,Newman101/scipy,gef756/scipy,pnedunuri/scipy,nonhermitian/scipy,mingwpy/scipy,mortada/scipy,vberaudi/scipy,ChanderG/scipy,Shaswat27/scipy,FRidh/scipy,raoulbq/scipy,sriki18/scipy,matthew-brett/scipy,Gillu13/scipy,befelix/scipy,zaxliu/scipy,zerothi/scipy,matthewalbani/scipy,matthew-brett/scipy,gef756/scipy,andim/scipy,FRidh/scipy,cpaulik/scipy,mgaitan/scipy,petebachant/scipy,WarrenWeckesser/scipy,anielsen001/scipy,efiring/scipy,hainm/scipy,mdhaber/scipy,zxsted/scipy,gfyoung/scipy,ortylp/scipy,futurulus/scipy,ChanderG/scipy,grlee77/scipy,chatcannon/scipy,bkendzior/scipy,arokem/scipy,efiring/scipy,grlee77/scipy,behzadnouri/scipy,mortonjt/scipy,fredrikw/scipy,vanpact/scipy,ndchorley/scipy,aman-iitj/scipy,perimosocordiae/scipy,larsmans/scipy,endolith/scipy,kleskjr/scipy,jsilter/scipy,zaxliu/scipy,ilayn/scipy,rgommers/scipy,pnedunuri/scipy,mikebenfield/scipy,Newman101/scipy,pyramania/scipy,lhilt/scipy,jjhelmus/scipy,fernand/scipy,jamestwebber/scipy,vigna/scipy,pyramania/scipy,jonycgn/scipy,teoliphant/scipy,futurulus/scipy,mikebenfield/scipy,mdhaber/scipy,vhaasteren/scipy,WillieMaddox/scipy,futurulus/scipy,nmayorov/scipy,niknow/scipy,dch312/scipy,person142/scipy,sargas/scipy,ndchorley/scipy,pschella/scipy,rgommers/scipy,WillieMaddox/scipy,Srisai85/scipy,richardotis/scipy,raoulbq/scipy,sonnyhu/scipy,ortylp/scipy,petebachant/scipy,pbrod/scipy,pnedunuri/scipy,zxsted/scipy,sonnyhu/scipy,Eric89GXL/scipy,josephcslater/scipy,ales-erjavec/scipy,jjhelmus/scipy,aarchiba/scipy,Srisai85/scipy,ortylp/scipy,WarrenWeckesser/scipy,raoulbq/scipy,niknow/scipy,Dapid/scipy,chatcannon/scipy,behzadnouri/scipy,Eric89GXL/scipy,lhilt/scipy,pbrod/scipy,lukauskas/scipy,jonycgn/scipy,Newman101/scipy,fernand/scipy,arokem/scipy,raoulbq/scipy,mgaitan/scipy,gertingold/scipy,jor-/scipy,mtrbean/scipy,pnedunuri/scipy,rmcgibbo/scipy,vanpact/scipy,vhaasteren/scipy,FRidh/scipy,mortada/scipy,jonycgn/scipy,ndchorley/scipy,witcxc/scipy,mtrbean/scipy,njwilson23/scipy,arokem/scipy,matthewalbani/scipy,sriki18/scipy,gdooper/scipy,vigna/scipy,njwilson23/scipy,giorgiop/scipy,jakevdp/scipy,Kamp9/scipy,lukauskas/scipy,sonnyhu/scipy,mgaitan/scipy,pbrod/scipy,josephcslater/scipy,nvoron23/scipy,mhogg/scipy,mikebenfield/scipy,mortonjt/scipy,vhaasteren/scipy,richardotis/scipy,tylerjereddy/scipy,jor-/scipy,maciejkula/scipy,scipy/scipy,vberaudi/scipy,aarchiba/scipy,trankmichael/scipy,aeklant/scipy